Email Subject Line Analyzer, Grader & Optimizer

Copy+paste your subject line (in quotes), then put a dash – and describe your email’s purpose. A few examples:

  • “Limited time 20% off your favorite swimsuits” – a sale email with select swimsuits on a 20% discount
  • “Best Tips for Hiring Remote Workers” – a content email for companies & hiring managers
  • “๐Ÿ’ฐ Want to grow your Shopify store?” – a long-form email with advice for growing a Shopify store, with a pitch at the end to buy a course
  • More prompt ideas below!

Email Subject Line Analyzer, Grader & Optimizer

Copy+paste your subject line (in quotes), then put a dash – and describe your email’s purpose. A few examples:

  • “Limited time 20% off your favorite swimsuits” – a sale email with select swimsuits on a 20% discount
  • “Best Tips for Hiring Remote Workers” – a content email for companies & hiring managers
  • “๐Ÿ’ฐ Want to grow your Shopify store?” – a long-form email with advice for growing a Shopify store, with a pitch at the end to buy a course
  • More prompt ideas below!

How does this analysis tool work, in terms of grading and optimizing the subject line?

By grading and analyzing your email subject lines, this tool helps you craft compelling headers designed to boost open rates and engage your audience effectively. Using advanced algorithms, the tool evaluates the effectiveness of your subject lines based on factors such as emotional appeal, clarity, length, and the use of power words.

Hereโ€™s how it can benefit your email marketing efforts:

  • Increase Open Rates: Optimize subject lines to stand out in crowded inboxes.
  • Targeted Improvements: Receive specific suggestions to refine your wording for better engagement.
  • A/B Testing Insights: Compare different subject lines to see which performs best.

By leveraging this tool, you can ensure that your emails make the right first impression, driving higher engagement and ultimately leading to better campaign results. It’s essential in a digital marketing world, where attention is fleeting and first impressions are crucial.

Once you receive an output, you should:

Iterate Based on Feedback:

Take the specific feedback from the tool about word choice, emotional impact, and clarity seriously.

Experiment with different versions of your subject lines based on the toolโ€™s suggestions. For example, if the tool recommends using a power word to increase urgency or interest, try incorporating terms like “exclusive,” “limited-time,” or “hurry” to see which resonates best with your audience.

Incorporate A/B Testing:

Use the analyzerโ€™s grading system as a baseline to set up A/B tests for different subject line variations. Test these variations on small segments of your audience to gather data on open rates and engagement. This will help you understand which elements are truly effective before rolling them out on a larger scale.

Analyze Trends Over Time:

Regularly use the tool to analyze new subject lines, but also keep track of the performance over time.

Look for patterns in which types of subject lines consistently perform well. This could inform your broader email marketing strategy, allowing you to tailor your approach to what works best with your audience.

Is there a limit on how many subject lines I can analyze, grade and optimize?

Nope, there’s no limit. Feel free to plug in as many as you’d like โ€“ this webpage is 100% free to use (for now). However, the output is only capable of doing 1 subject line at a time, so you have to do each subject line individually.

More prompt inspiration:

  • “Unlock Secret Recipes Today!” โ€“ a promotional email offering exclusive access to a cookbook for signing up to a newsletter.
  • “๐Ÿ”ฅ Hot Off the Press: Celebrity Fashion Secrets!” โ€“ a newsletter email featuring fashion and beauty tips inspired by celebrities.
  • “Your Opinion Matters โ€“ Help Us Improve!” โ€“ a feedback request email to customers who recently made a purchase.
  • “Is Your Home Winter-Ready? ๐Ÿ ” โ€“ an email promoting home maintenance and repair services before the winter season.
  • “Join Us for a Night of Magic and Music” โ€“ an invitation email for an upcoming charity gala event.
  • “Complete Your Look: Accessories 30% Off!” โ€“ a sales email focused on accessories to complement recently viewed products.
  • “Missing Out on Our Best Deals?” โ€“ a re-engagement email targeting subscribers who haven’t interacted with recent emails.
  • “Weekly Market Insights Straight to Your Inbox” โ€“ a subscription email for weekly updates on stock market trends.
  • “Step Up Your Game โ€“ Advanced Yoga Techniques” โ€“ a content email providing exclusive tips for a yoga practice, promoting an advanced course.
  • “Exclusive Sneak Peek: Our New Spring Collection” โ€“ a pre-launch email offering a first look at a new fashion line.
  • “Discover the Benefits of a Plant-Based Diet” โ€“ an informational email aimed at encouraging recipients to try new vegetarian recipes.
  • “Last Chance! Your Cart Items Are Waiting” โ€“ a cart abandonment email reminding customers of items they left behind.